How fast will DeepSeek R1 Distill 14B feel on the Mac Studio M5 Ultra 512GB?

DeepSeek R1 Distill 14B on the Mac Studio M5 Ultra 512GB

DeepSeek R1 Distill 14B is a 14.77B-parameter model. At Q4_K_M it needs about 9.7 GB of memory. The Mac Studio M5 Ultra 512GB has 384 GB usable, so it fits entirely in memory. Expect about 63 tokens/sec (54–72), with the first token after 0.3 s for a short prompt. This estimate is projected from the hardware specs; no benchmarks exist yet.

Speed by quantization

QuantizationFile sizeMemoryGenerationFirst tokenSource
Q4_K_M9.0 GBFits63 tok/s0.3 sProjected
Q8_015.7 GBFits36 tok/s0.3 sProjected
FP1629.6 GBFits19 tok/s0.3 sProjected

DeepSeek R1 Distill 14B on other hardware

Other models on the Mac Studio M5 Ultra 512GB

All models on the Mac Studio M5 Ultra 512GB · DeepSeek R1 Distill 14B on all hardware

Estimates for a short prompt on a single device. Measured numbers come from community benchmarks (r/LocalLLaMA, localscore.ai and more); others are derived from similar setups or projected from specs. Open source on GitHub.